Definition, Classification, Diagnosis and Differential Diagnosis of Diabetes Mellitus: Update 2023 - Pleus, Stefan; Tytko, Andrea; Landgraf, Rüdiger; Heinemann, Lutz; Werner, Christoph; Müller-Wieland, Dirk; Ziegler, Anette-Gabriele; Müller, Ulrich A.; Freckmann, Guido; Kleinwechter, Helmut; Schleicher, Erwin; Nauck, Matthias; Petersmann, Astrid (Experimental and Clinical Endocrinology & Diabetes, 2024)